sigmoid flexure

American  

noun

1. Zoology. an S -shaped curve in a body part.

2. Also called sigmoid colon. an S -shaped curve of the large intestine between the descending colon and the rectum.

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sigmoid flexure British  

noun

1. zoology an S-shaped curve, as in the necks of certain birds

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Etymology

Origin of sigmoid flexure

First recorded in 1780–90

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Example Sentences

See Examples For:

sigmoid flexure

The loading and blocking of the sigmoid flexure come from too much activity or irritability, due to inflammation, of the upper half of the rectal tube.

From Intestinal Ills Chronic Constipation, Indigestion, Autogenetic Poisons, Diarrhea, Piles, Etc. Also Auto-Infection, Auto-Intoxication, Anemia, Emaciation, Etc. Due to Proctitis and Colitis by Alcinous B. (Alcinous Burton) Jamison

The rectum, sigmoid flexure, caecum and colon are affected, and in this order, the cylindrical-celled form being the most common.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various

Chapman mentions a case in which the liver was displaced by dilatation of the sigmoid flexure.

From Anomalies and Curiosities of Medicine by Walter L. (Walter Lytle) Pyle

The serous membranes were all callous and thickened, and the canal of the sigmoid flexure was totally obliterated.

From Anomalies and Curiosities of Medicine by Walter L. (Walter Lytle) Pyle

This bullet crossed the cæcum, making two small type openings; but later, when it crossed the sigmoid flexure, it tore two large irregular openings in the gut.

From Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre by George Henry Makins

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